clam·​shell | \ ˈklam-ˌshel How to pronounce clamshell (audio) \

Definition of clamshell

1 : the shell of a clam
2a : a bucket or grapple (as on a dredge) having two hinged jaws
b : an excavating machine having a clamshell
c : either of a pair of doors (as in an airplane tail) that open out and away from each other
d : a hinged container, case, or cover that opens like the shell of a clam

Examples of clamshell in a Sentence

Recent Examples on the Web Lenovo tells us, however, that the E Ink display turns off while the ThinkBook Plus is in clamshell mode, so that your neighbors can't see notifications or urgent emails. Mark Hachman, PCWorld, "Lenovo's ThinkBook Plus adds a secondary E Ink display to help you focus," 6 Jan. 2020 So began the eradication of the familiar foam clamshells around the city this year. New York Times, "New York State Moves to Ban Foam Food Containers," 23 Dec. 2019 And the plastic produce bags or interlocking polyethylene clamshells most herbs come in provide none of these things. Hilary Cadigan, Bon Appétit, "Every Herb I Ever Put in My Fridge Went Limp...Until I Got This Thing," 16 Dec. 2019 Puri said his greens can be harvested and on store shelves in a plastic clamshell box the same day, and can last in a refrigerator for three weeks. Meredith Cohn,, "Old Sparrows Point steel mill sprouts new businesses, including a new kind of indoor farm," 10 Dec. 2019 And a pocket globe, also from London, but from a century-and-a-half earlier, gives its owner a depiction of Earth that tucks inside a clamshell case lined with the constellations. Steve Johnson,, "Thanks to light pollution, you probably can’t see Chicago’s night sky. New Adler exhibit explores it," 20 Nov. 2019 Other types of plastic, such as clamshells and plastic bags, and plastics Nos. Devin Kelly, Anchorage Daily News, "How recycling works in Anchorage: Most of it ends up in the Lower 48," 7 June 2019 With clamshell-style seating, the furthest seat is only 164 feet away from the stage. Mackenzie Schmidt,, "See Inside the World's First Guitar-Shaped Hotel: PEOPLE Takes an Exclusive Tour," 24 Oct. 2019 The original idea wasn’t to bring back the Razr, but after seeing other flexible display designs, the team determined that clamshell was the way to go. Wired, "Motorola Reboots the Razr, This Time With a Folding Display," 13 Nov. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'clamshell.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of clamshell

circa 1520, in the meaning defined at sense 1

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The first known use of clamshell was circa 1520

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Last Updated

16 Jan 2020

Cite this Entry

“Clamshell.” The Dictionary, Merriam-Webster Inc., Accessed 25 January 2020.

More from Merriam-Webster on clamshell

Rhyming Dictionary: Words that rhyme with clamshell Encyclopedia article about clamshell

Comments on clamshell

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dull or mediocre

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